|   | PT-2038FWQ | Mallory Sonalert Products Inc |   | 机电产品
        
        音频设备 | audio indicators & alerts xducr, piezo, 3.8khz 85db, 3wires, 24x4.5 | 
    |   | PT-2065FWQ | Mallory Sonalert Products Inc |   | 机电产品
        
        音频设备 | audio indicators & alerts xducr, piezo, 6khz 85db, 3wires, 24x4.5 | 
    |   | AT-1228-TT-R | PUI Audio |   | 机电产品
        
        音频设备 | speakers & transducers EM 85db 2600h 1.5vpp | 
    |   | PT-2745FWQ | Mallory Sonalert Products Inc |  | 机电产品
        
        音频设备 | audio indicators & alerts xducr, piezo, 4khz 85db, 3wires, 30x5 | 
    |   | PL-21A29WQ | Mallory Sonalert Products Inc |  | 机电产品
        
        音频设备 | audio indicators & alerts slow pulse, 3-24vdc 3khz, 85db, 24x14mm | 
    |   | PLD-21A29WQ | Mallory Sonalert Products Inc |  | 机电产品
        
        音频设备 | audio indicators & alerts constant/slow pulse 3-24vdc, 85db, 24x14 | 
    |   | PK-26N04P-06AQ | Mallory Sonalert Products Inc |   | 机电产品
        
        音频设备 | audio indicators & alerts constant, 4-8vdc 450hz, 85db, buzzer | 
    |   | PK-26N04P-12AQ | Mallory Sonalert Products Inc |   | 机电产品
        
        音频设备 | audio indicators & alerts constant, 8-14vdc 450hz, 85db, buzzer | 
    |   | MSE28MDP3S | Mallory Sonalert Products Inc |   | 机电产品
        
        音频设备 | audio indicators & alerts 16to28vdc med75-85db sealed slow dbl plse | 
    |   | PKB34SW-4700 | Murata Electronics |  | 机电产品
        
        音频设备 | audio indicators & alerts 85db 4.70khz 34.0mm | 
    |   | PK-21A31PQ | Mallory Sonalert Products Inc |   | 机电产品
        
        音频设备 | audio indicators & alerts constant, 3-24vdc 3khz, 85db, 24x14mm | 
    |   | AST1575BMATRQ | Mallory Sonalert Products Inc |   | 机电产品
        
        音频设备 | speakers & transducers xducr, smt, reel 3650hz, 85db, 8mm H | 
    |   | AST1575BMAQ | Mallory Sonalert Products Inc |  | 机电产品
        
        音频设备 | speakers & transducers xducr, cut tape 3650hz, 85db, 8mm H | 
    |   | 2700136 | Phoenix Contact |   | 机电产品
        
        音频设备 | audio indicators & alerts psd-S AE bm2-1 85db | 
    |   | PFD-21A29WQ | Mallory Sonalert Products Inc |   | 机电产品
        
        音频设备 | audio indicators & alerts constant/fast pulse 3-24vdc, 85db, 24x14 | 
    |   | PF-21A29PQ | Mallory Sonalert Products Inc |  | 机电产品
        
        音频设备 | audio indicators & alerts fast pulse, 3-24vdc 3khz, 85db, 24x14mm | 
    |   | MSE14MPS1 | Mallory Sonalert Products Inc |   | 机电产品
        
        音频设备 | audio indicators & alerts 7to14vdc med75-85db short plse | 
    |   | MSE28MDP2 | Mallory Sonalert Products Inc |   | 机电产品
        
        音频设备 | audio indicators & alerts 16to28vdc med75-85db fast dbl plse | 
    |   | MSE14MDT7S | Mallory Sonalert Products Inc |   | 机电产品
        
        音频设备 | audio indicators & alerts 7to14vdc med75-85db sealed fast warble | 
    |   | MSE28MPS1S | Mallory Sonalert Products Inc |   | 机电产品
        
        音频设备 | audio indicators & alerts 16to28vdc med75-85db sealed short plse |